Three-Dimensional Measurements
WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
Three-dimensional measurements are provided in the absences of dimension information from your equipment supplier. Universal three-dimensional measuring equipment is required to use these numbers. You may need to adjust the height dimensions to match the datum height of your equipment. Only the width dimensions can be used to measure point-to-point. All holes, slots and fasteners are measured to the center.
Dimensions - Frame (2500 Reg. Cab Long Box 2WD)
| Location | Description | Length | Width | Height |
|---|---|---|---|---|
| 1 | Datum Line | 0 | 0 | 0 |
| 2 | Center Line | 0 | 0 | 0 |
| 3 | Zero Line 17 mm hole | 0 | 522 mm | 357 mm |
| a | 32 mm Hole | 1327 mm | 411 mm | 470 mm |
| b | 23 x 13 Slot | 1272 mm | 414 mm | 464 mm |
| c | 28 x 18 Slot | 1836 mm | 522 mm | 562 mm |
| d | 20 x 18 Slot | 3746 mm | 496 mm | 776 mm |
| All dimensions are measured in millimeters, from a zero line, center line, and a common datum. All dimensions are symmetrical, unless otherwise specified. | ||||